Home / 2,013,310.53-3,020,438.79-665,473.20

Finding the Fourth Proportional to 2,013,310.53, 3,020,438.79 and 665,473.20

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Solution

The fourth proportional to 2,013,310.53, 3,020,438.79 and 665,473.20 is: 998,366.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,310.53 : 3,020,438.79 = 665,473.20 : x
  2. Step 2: Convert to fraction form
    2,013,310.53/3,020,438.79 = 665,473.20/x
  3. Step 3: Cross multiply
    2,013,310.53x = 3,020,438.79 × 665,473.20
  4. Step 4: Simplify right side
    2,013,310.53x = 2,010,021,066,985.43
  5. Step 5: Solve for x
    x = 2,010,021,066,985.43/2,013,310.53
  6. Step 6: Final answer
    x = 998,366.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.